Bicycle rack



FIG. 1 is a front perspective view of a bicycle rack showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front perspective view of a bicycle rack showing a second embodiment of my new design;

FIG. 6 is a rear perspective view of FIG. 5;

FIG. 7 is a side elevation view of FIG. 5;

FIG. 8 is an oblique perspective view of the rear and one side of FIG. 5. 

The ornamental design for a bicycle rack, as shown and described. 